Fix fatal OSX build errors
@ -66,6 +66,7 @@ SED_IN_PLACE := -i
ifeq ($(UNAME),Darwin)
CC := clang
# the sed -i option of macOS requires a parameter for the backup file (we just use "")
AR := /usr/bin/ar
SED := /usr/bin/sed
SED_IN_PLACE := -i ""
PROD_VERS := $(shell sw_vers -productVersion | cut -d. -f2)